Finding the Fourth Proportional to 23,315,791.32, 32,174,335.56 and 12,861,928.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,315,791.32 : 32,174,335.56 = 12,861,928.56 : x
2. Step 2: Convert to fraction form
   23,315,791.32/32,174,335.56 = 12,861,928.56/x
3. Step 3: Cross multiply
   23,315,791.32x = 32,174,335.56 × 12,861,928.56
4. Step 4: Simplify right side
   23,315,791.32x = 413,824,005,438,187.56
5. Step 5: Solve for x
   x = 413,824,005,438,187.56/23,315,791.32
6. Step 6: Final answer
   x = 17,748,657.97