Finding the Fourth Proportional to 45,141,702.56, 67,715,112.88 and 14,438,978.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45,141,702.56 : 67,715,112.88 = 14,438,978.72 : x
2. Step 2: Convert to fraction form
   45,141,702.56/67,715,112.88 = 14,438,978.72/x
3. Step 3: Cross multiply
   45,141,702.56x = 67,715,112.88 × 14,438,978.72
4. Step 4: Simplify right side
   45,141,702.56x = 977,737,073,896,717.88
5. Step 5: Solve for x
   x = 977,737,073,896,717.88/45,141,702.56
6. Step 6: Final answer
   x = 21,659,286.61