Finding the Fourth Proportional to 17,068,397,726.62, 25,602,454,881.42 and 13,340,822,418.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,068,397,726.62 : 25,602,454,881.42 = 13,340,822,418.28 : x
2. Step 2: Convert to fraction form
   17,068,397,726.62/25,602,454,881.42 = 13,340,822,418.28/x
3. Step 3: Cross multiply
   17,068,397,726.62x = 25,602,454,881.42 × 13,340,822,418.28
4. Step 4: Simplify right side
   17,068,397,726.62x = 341,557,804,045,050,118,144
5. Step 5: Solve for x
   x = 341,557,804,045,050,118,144/17,068,397,726.62
6. Step 6: Final answer
   x = 20,011,122,866.70