Finding the Fourth Proportional to 103,812.93, 143,261.82 and 56,066.27

Step by Step Solution

1. Step 1: Write the proportion equation
   103,812.93 : 143,261.82 = 56,066.27 : x
2. Step 2: Convert to fraction form
   103,812.93/143,261.82 = 56,066.27/x
3. Step 3: Cross multiply
   103,812.93x = 143,261.82 × 56,066.27
4. Step 4: Simplify right side
   103,812.93x = 8,032,155,164.50
5. Step 5: Solve for x
   x = 8,032,155,164.50/103,812.93
6. Step 6: Final answer
   x = 77,371.43