Finding the Fourth Proportional to 73,188.02, 100,987.98 and 42,567.89

Step by Step Solution

1. Step 1: Write the proportion equation
   73,188.02 : 100,987.98 = 42,567.89 : x
2. Step 2: Convert to fraction form
   73,188.02/100,987.98 = 42,567.89/x
3. Step 3: Cross multiply
   73,188.02x = 100,987.98 × 42,567.89
4. Step 4: Simplify right side
   73,188.02x = 4,298,844,719.02
5. Step 5: Solve for x
   x = 4,298,844,719.02/73,188.02
6. Step 6: Final answer
   x = 58,737.00