Finding the Fourth Proportional to 83,419.07, 115,117.61 and 45,693.32

Step by Step Solution

1. Step 1: Write the proportion equation
   83,419.07 : 115,117.61 = 45,693.32 : x
2. Step 2: Convert to fraction form
   83,419.07/115,117.61 = 45,693.32/x
3. Step 3: Cross multiply
   83,419.07x = 115,117.61 × 45,693.32
4. Step 4: Simplify right side
   83,419.07x = 5,260,104,987.31
5. Step 5: Solve for x
   x = 5,260,104,987.31/83,419.07
6. Step 6: Final answer
   x = 63,056.39