Finding the Fourth Proportional to 60,784.77, 83,782.56 and 40,634.31

Step by Step Solution

1. Step 1: Write the proportion equation
   60,784.77 : 83,782.56 = 40,634.31 : x
2. Step 2: Convert to fraction form
   60,784.77/83,782.56 = 40,634.31/x
3. Step 3: Cross multiply
   60,784.77x = 83,782.56 × 40,634.31
4. Step 4: Simplify right side
   60,784.77x = 3,404,446,515.63
5. Step 5: Solve for x
   x = 3,404,446,515.63/60,784.77
6. Step 6: Final answer
   x = 56,008.22