Finding the Fourth Proportional to 42,126,865.52, 63,185,771.16 and 28,567,049.99

Step by Step Solution

1. Step 1: Write the proportion equation
   42,126,865.52 : 63,185,771.16 = 28,567,049.99 : x
2. Step 2: Convert to fraction form
   42,126,865.52/63,185,771.16 = 28,567,049.99/x
3. Step 3: Cross multiply
   42,126,865.52x = 63,185,771.16 × 28,567,049.99
4. Step 4: Simplify right side
   42,126,865.52x = 1,805,031,083,068,491.25
5. Step 5: Solve for x
   x = 1,805,031,083,068,491.25/42,126,865.52
6. Step 6: Final answer
   x = 42,847,505.05