Finding the Fourth Proportional to 86,594.32, 129,892.43 and 30,436.03

Step by Step Solution

1. Step 1: Write the proportion equation
   86,594.32 : 129,892.43 = 30,436.03 : x
2. Step 2: Convert to fraction form
   86,594.32/129,892.43 = 30,436.03/x
3. Step 3: Cross multiply
   86,594.32x = 129,892.43 × 30,436.03
4. Step 4: Simplify right side
   86,594.32x = 3,953,409,896.25
5. Step 5: Solve for x
   x = 3,953,409,896.25/86,594.32
6. Step 6: Final answer
   x = 45,654.38