Finding the Fourth Proportional to 13,696,298, 18,901,485.38 and 7,584,726.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,696,298 : 18,901,485.38 = 7,584,726.50 : x
2. Step 2: Convert to fraction form
   13,696,298/18,901,485.38 = 7,584,726.50/x
3. Step 3: Cross multiply
   13,696,298x = 18,901,485.38 × 7,584,726.50
4. Step 4: Simplify right side
   13,696,298x = 143,362,597,051,048.56
5. Step 5: Solve for x
   x = 143,362,597,051,048.56/13,696,298
6. Step 6: Final answer
   x = 10,467,251.59