Finding the Fourth Proportional to 55,499,064.72, 76,586,755.88 and 30,719,299.44

Step by Step Solution

1. Step 1: Write the proportion equation
   55,499,064.72 : 76,586,755.88 = 30,719,299.44 : x
2. Step 2: Convert to fraction form
   55,499,064.72/76,586,755.88 = 30,719,299.44/x
3. Step 3: Cross multiply
   55,499,064.72x = 76,586,755.88 × 30,719,299.44
4. Step 4: Simplify right side
   55,499,064.72x = 2,352,691,487,015,900.50
5. Step 5: Solve for x
   x = 2,352,691,487,015,900.50/55,499,064.72
6. Step 6: Final answer
   x = 42,391,551.98