Finding the Fourth Proportional to 86,109.03, 129,165.98 and 23,779.53

Step by Step Solution

1. Step 1: Write the proportion equation
   86,109.03 : 129,165.98 = 23,779.53 : x
2. Step 2: Convert to fraction form
   86,109.03/129,165.98 = 23,779.53/x
3. Step 3: Cross multiply
   86,109.03x = 129,165.98 × 23,779.53
4. Step 4: Simplify right side
   86,109.03x = 3,071,506,296.39
5. Step 5: Solve for x
   x = 3,071,506,296.39/86,109.03
6. Step 6: Final answer
   x = 35,669.97