Finding the Fourth Proportional to 141,760.17, 212,684.01 and 53,022.63

Step by Step Solution

1. Step 1: Write the proportion equation
   141,760.17 : 212,684.01 = 53,022.63 : x
2. Step 2: Convert to fraction form
   141,760.17/212,684.01 = 53,022.63/x
3. Step 3: Cross multiply
   141,760.17x = 212,684.01 × 53,022.63
4. Step 4: Simplify right side
   141,760.17x = 11,277,065,569.15
5. Step 5: Solve for x
   x = 11,277,065,569.15/141,760.17
6. Step 6: Final answer
   x = 79,550.31