Finding the Fourth Proportional to 123,069,123.87, 169,887,684.74 and 76,682,296.19

Step by Step Solution

1. Step 1: Write the proportion equation
   123,069,123.87 : 169,887,684.74 = 76,682,296.19 : x
2. Step 2: Convert to fraction form
   123,069,123.87/169,887,684.74 = 76,682,296.19/x
3. Step 3: Cross multiply
   123,069,123.87x = 169,887,684.74 × 76,682,296.19
4. Step 4: Simplify right side
   123,069,123.87x = 13,027,377,759,033,174
5. Step 5: Solve for x
   x = 13,027,377,759,033,174/123,069,123.87
6. Step 6: Final answer
   x = 105,854,152.12