Finding the Fourth Proportional to 77,449.67, 116,111.96 and 30,040.29

Step by Step Solution

1. Step 1: Write the proportion equation
   77,449.67 : 116,111.96 = 30,040.29 : x
2. Step 2: Convert to fraction form
   77,449.67/116,111.96 = 30,040.29/x
3. Step 3: Cross multiply
   77,449.67x = 116,111.96 × 30,040.29
4. Step 4: Simplify right side
   77,449.67x = 3,488,036,950.87
5. Step 5: Solve for x
   x = 3,488,036,950.87/77,449.67
6. Step 6: Final answer
   x = 45,036.18