Finding the Fourth Proportional to 123,069,141.87, 169,887,709.71 and 76,682,314.32

Step by Step Solution

1. Step 1: Write the proportion equation
   123,069,141.87 : 169,887,709.71 = 76,682,314.32 : x
2. Step 2: Convert to fraction form
   123,069,141.87/169,887,709.71 = 76,682,314.32/x
3. Step 3: Cross multiply
   123,069,141.87x = 169,887,709.71 × 76,682,314.32
4. Step 4: Simplify right side
   123,069,141.87x = 13,027,382,755,087,136
5. Step 5: Solve for x
   x = 13,027,382,755,087,136/123,069,141.87
6. Step 6: Final answer
   x = 105,854,177.23