Finding the Fourth Proportional to 57,101,273.48, 78,801,146.71 and 30,996,861.32

Step by Step Solution

1. Step 1: Write the proportion equation
   57,101,273.48 : 78,801,146.71 = 30,996,861.32 : x
2. Step 2: Convert to fraction form
   57,101,273.48/78,801,146.71 = 30,996,861.32/x
3. Step 3: Cross multiply
   57,101,273.48x = 78,801,146.71 × 30,996,861.32
4. Step 4: Simplify right side
   57,101,273.48x = 2,442,588,215,955,346.50
5. Step 5: Solve for x
   x = 2,442,588,215,955,346.50/57,101,273.48
6. Step 6: Final answer
   x = 42,776,422.79