Finding the Fourth Proportional to 65,367,056.10, 98,040,086.55 and 19,918,280.10

Step by Step Solution

1. Step 1: Write the proportion equation
   65,367,056.10 : 98,040,086.55 = 19,918,280.10 : x
2. Step 2: Convert to fraction form
   65,367,056.10/98,040,086.55 = 19,918,280.10/x
3. Step 3: Cross multiply
   65,367,056.10x = 98,040,086.55 × 19,918,280.10
4. Step 4: Simplify right side
   65,367,056.10x = 1,952,789,904,931,142.75
5. Step 5: Solve for x
   x = 1,952,789,904,931,142.75/65,367,056.10
6. Step 6: Final answer
   x = 29,874,221.38