Finding the Fourth Proportional to 23,729,978.63, 32,748,642 and 13,275,371.29

Step by Step Solution

1. Step 1: Write the proportion equation
   23,729,978.63 : 32,748,642 = 13,275,371.29 : x
2. Step 2: Convert to fraction form
   23,729,978.63/32,748,642 = 13,275,371.29/x
3. Step 3: Cross multiply
   23,729,978.63x = 32,748,642 × 13,275,371.29
4. Step 4: Simplify right side
   23,729,978.63x = 434,750,381,793,288.12
5. Step 5: Solve for x
   x = 434,750,381,793,288.12/23,729,978.63
6. Step 6: Final answer
   x = 18,320,723.70