Finding the Fourth Proportional to 72,221,552.51, 99,665,730.72 and 41,282,386.09

Step by Step Solution

1. Step 1: Write the proportion equation
   72,221,552.51 : 99,665,730.72 = 41,282,386.09 : x
2. Step 2: Convert to fraction form
   72,221,552.51/99,665,730.72 = 41,282,386.09/x
3. Step 3: Cross multiply
   72,221,552.51x = 99,665,730.72 × 41,282,386.09
4. Step 4: Simplify right side
   72,221,552.51x = 4,114,439,175,275,849
5. Step 5: Solve for x
   x = 4,114,439,175,275,849/72,221,552.51
6. Step 6: Final answer
   x = 56,969,686.09