Finding the Fourth Proportional to 31,070.76, 42,855.99 and 23,492.81

Step by Step Solution

1. Step 1: Write the proportion equation
   31,070.76 : 42,855.99 = 23,492.81 : x
2. Step 2: Convert to fraction form
   31,070.76/42,855.99 = 23,492.81/x
3. Step 3: Cross multiply
   31,070.76x = 42,855.99 × 23,492.81
4. Step 4: Simplify right side
   31,070.76x = 1,006,807,416.15
5. Step 5: Solve for x
   x = 1,006,807,416.15/31,070.76
6. Step 6: Final answer
   x = 32,403.69