Finding the Fourth Proportional to 103,216.17, 142,404.67 and 60,185.93

Step by Step Solution

1. Step 1: Write the proportion equation
   103,216.17 : 142,404.67 = 60,185.93 : x
2. Step 2: Convert to fraction form
   103,216.17/142,404.67 = 60,185.93/x
3. Step 3: Cross multiply
   103,216.17x = 142,404.67 × 60,185.93
4. Step 4: Simplify right side
   103,216.17x = 8,570,756,637.80
5. Step 5: Solve for x
   x = 8,570,756,637.80/103,216.17
6. Step 6: Final answer
   x = 83,036.96