Finding the Fourth Proportional to 68,076,624.66, 101,583,978.72 and 60,739,648.04

Step by Step Solution

1. Step 1: Write the proportion equation
   68,076,624.66 : 101,583,978.72 = 60,739,648.04 : x
2. Step 2: Convert to fraction form
   68,076,624.66/101,583,978.72 = 60,739,648.04/x
3. Step 3: Cross multiply
   68,076,624.66x = 101,583,978.72 × 60,739,648.04
4. Step 4: Simplify right side
   68,076,624.66x = 6,170,175,113,955,650
5. Step 5: Solve for x
   x = 6,170,175,113,955,650/68,076,624.66
6. Step 6: Final answer
   x = 90,635,737.96