Finding the Fourth Proportional to 123,781,714.68, 170,822,861.72 and 68,029,111.31

Step by Step Solution

1. Step 1: Write the proportion equation
   123,781,714.68 : 170,822,861.72 = 68,029,111.31 : x
2. Step 2: Convert to fraction form
   123,781,714.68/170,822,861.72 = 68,029,111.31/x
3. Step 3: Cross multiply
   123,781,714.68x = 170,822,861.72 × 68,029,111.31
4. Step 4: Simplify right side
   123,781,714.68x = 11,620,927,473,303,468
5. Step 5: Solve for x
   x = 11,620,927,473,303,468/123,781,714.68
6. Step 6: Final answer
   x = 93,882,424.42