Finding the Fourth Proportional to 12,081,897.17, 18,098,930.78 and 10,567,290.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081,897.17 : 18,098,930.78 = 10,567,290.32 : x
2. Step 2: Convert to fraction form
   12,081,897.17/18,098,930.78 = 10,567,290.32/x
3. Step 3: Cross multiply
   12,081,897.17x = 18,098,930.78 × 10,567,290.32
4. Step 4: Simplify right side
   12,081,897.17x = 191,256,655,969,767.59
5. Step 5: Solve for x
   x = 191,256,655,969,767.59/12,081,897.17
6. Step 6: Final answer
   x = 15,830,018.53