Finding the Fourth Proportional to 60,991.02, 91,433.88 and 23,577.30

Step by Step Solution

1. Step 1: Write the proportion equation
   60,991.02 : 91,433.88 = 23,577.30 : x
2. Step 2: Convert to fraction form
   60,991.02/91,433.88 = 23,577.30/x
3. Step 3: Cross multiply
   60,991.02x = 91,433.88 × 23,577.30
4. Step 4: Simplify right side
   60,991.02x = 2,155,764,018.92
5. Step 5: Solve for x
   x = 2,155,764,018.92/60,991.02
6. Step 6: Final answer
   x = 35,345.60