Finding the Fourth Proportional to 83,426.34, 115,129.86 and 45,698.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,426.34 : 115,129.86 = 45,698.16 : x
2. Step 2: Convert to fraction form
   83,426.34/115,129.86 = 45,698.16/x
3. Step 3: Cross multiply
   83,426.34x = 115,129.86 × 45,698.16
4. Step 4: Simplify right side
   83,426.34x = 5,261,222,763.06
5. Step 5: Solve for x
   x = 5,261,222,763.06/83,426.34
6. Step 6: Final answer
   x = 63,064.29