Finding the Fourth Proportional to 123,940,063.77, 185,551,085.94 and 93,363,417.21

Step by Step Solution

1. Step 1: Write the proportion equation
   123,940,063.77 : 185,551,085.94 = 93,363,417.21 : x
2. Step 2: Convert to fraction form
   123,940,063.77/185,551,085.94 = 93,363,417.21/x
3. Step 3: Cross multiply
   123,940,063.77x = 185,551,085.94 × 93,363,417.21
4. Step 4: Simplify right side
   123,940,063.77x = 17,323,683,450,384,784
5. Step 5: Solve for x
   x = 17,323,683,450,384,784/123,940,063.77
6. Step 6: Final answer
   x = 139,774,685.63