Finding the Fourth Proportional to 23,070.31, 34,583.59 and 7,477

Step by Step Solution

1. Step 1: Write the proportion equation
   23,070.31 : 34,583.59 = 7,477 : x
2. Step 2: Convert to fraction form
   23,070.31/34,583.59 = 7,477/x
3. Step 3: Cross multiply
   23,070.31x = 34,583.59 × 7,477
4. Step 4: Simplify right side
   23,070.31x = 258,581,502.43
5. Step 5: Solve for x
   x = 258,581,502.43/23,070.31
6. Step 6: Final answer
   x = 11,208.41