Finding the Fourth Proportional to 42,312.86, 63,406.89 and 23,567.07

Step by Step Solution

1. Step 1: Write the proportion equation
   42,312.86 : 63,406.89 = 23,567.07 : x
2. Step 2: Convert to fraction form
   42,312.86/63,406.89 = 23,567.07/x
3. Step 3: Cross multiply
   42,312.86x = 63,406.89 × 23,567.07
4. Step 4: Simplify right side
   42,312.86x = 1,494,314,615.11
5. Step 5: Solve for x
   x = 1,494,314,615.11/42,312.86
6. Step 6: Final answer
   x = 35,315.85