Finding the Fourth Proportional to 82,151,339.15, 123,045,375.12 and 56,182,097.09

Step by Step Solution

1. Step 1: Write the proportion equation
   82,151,339.15 : 123,045,375.12 = 56,182,097.09 : x
2. Step 2: Convert to fraction form
   82,151,339.15/123,045,375.12 = 56,182,097.09/x
3. Step 3: Cross multiply
   82,151,339.15x = 123,045,375.12 × 56,182,097.09
4. Step 4: Simplify right side
   82,151,339.15x = 6,912,947,210,852,084
5. Step 5: Solve for x
   x = 6,912,947,210,852,084/82,151,339.15
6. Step 6: Final answer
   x = 84,148,929.07