Finding the Fourth Proportional to 56,070,821.86, 84,105,672.27 and 17,732,342.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,070,821.86 : 84,105,672.27 = 17,732,342.50 : x
2. Step 2: Convert to fraction form
   56,070,821.86/84,105,672.27 = 17,732,342.50/x
3. Step 3: Cross multiply
   56,070,821.86x = 84,105,672.27 × 17,732,342.50
4. Step 4: Simplify right side
   56,070,821.86x = 1,491,390,586,884,392.50
5. Step 5: Solve for x
   x = 1,491,390,586,884,392.50/56,070,821.86
6. Step 6: Final answer
   x = 26,598,336.49