Finding the Fourth Proportional to 123,868,845.78, 170,939,671.83 and 68,117,861.22

Step by Step Solution

1. Step 1: Write the proportion equation
   123,868,845.78 : 170,939,671.83 = 68,117,861.22 : x
2. Step 2: Convert to fraction form
   123,868,845.78/170,939,671.83 = 68,117,861.22/x
3. Step 3: Cross multiply
   123,868,845.78x = 170,939,671.83 × 68,117,861.22
4. Step 4: Simplify right side
   123,868,845.78x = 11,644,044,842,708,284
5. Step 5: Solve for x
   x = 11,644,044,842,708,284/123,868,845.78
6. Step 6: Final answer
   x = 94,003,013.99