Finding the Fourth Proportional to 55,290,978.63, 82,936,171.98 and 14,350,387.86

Step by Step Solution

1. Step 1: Write the proportion equation
   55,290,978.63 : 82,936,171.98 = 14,350,387.86 : x
2. Step 2: Convert to fraction form
   55,290,978.63/82,936,171.98 = 14,350,387.86/x
3. Step 3: Cross multiply
   55,290,978.63x = 82,936,171.98 × 14,350,387.86
4. Step 4: Simplify right side
   55,290,978.63x = 1,190,166,235,536,664.25
5. Step 5: Solve for x
   x = 1,190,166,235,536,664.25/55,290,978.63
6. Step 6: Final answer
   x = 21,525,504.97