Finding the Fourth Proportional to 77,736.48, 116,612.01 and 30,993

Step by Step Solution

1. Step 1: Write the proportion equation
   77,736.48 : 116,612.01 = 30,993 : x
2. Step 2: Convert to fraction form
   77,736.48/116,612.01 = 30,993/x
3. Step 3: Cross multiply
   77,736.48x = 116,612.01 × 30,993
4. Step 4: Simplify right side
   77,736.48x = 3,614,156,025.93
5. Step 5: Solve for x
   x = 3,614,156,025.93/77,736.48
6. Step 6: Final answer
   x = 46,492.41