Finding the Fourth Proportional to 42,500.04, 63,743.10 and 12,507.26

Step by Step Solution

1. Step 1: Write the proportion equation
   42,500.04 : 63,743.10 = 12,507.26 : x
2. Step 2: Convert to fraction form
   42,500.04/63,743.10 = 12,507.26/x
3. Step 3: Cross multiply
   42,500.04x = 63,743.10 × 12,507.26
4. Step 4: Simplify right side
   42,500.04x = 797,251,159.29
5. Step 5: Solve for x
   x = 797,251,159.29/42,500.04
6. Step 6: Final answer
   x = 18,758.83