Finding the Fourth Proportional to 22,796,897.80, 31,458,774.18 and 12,483,443.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,796,897.80 : 31,458,774.18 = 12,483,443.20 : x
2. Step 2: Convert to fraction form
   22,796,897.80/31,458,774.18 = 12,483,443.20/x
3. Step 3: Cross multiply
   22,796,897.80x = 31,458,774.18 × 12,483,443.20
4. Step 4: Simplify right side
   22,796,897.80x = 392,713,820,617,656.56
5. Step 5: Solve for x
   x = 392,713,820,617,656.56/22,796,897.80
6. Step 6: Final answer
   x = 17,226,634.26