Finding the Fourth Proportional to 77,654.58, 116,459.34 and 30,259.10

Step by Step Solution

1. Step 1: Write the proportion equation
   77,654.58 : 116,459.34 = 30,259.10 : x
2. Step 2: Convert to fraction form
   77,654.58/116,459.34 = 30,259.10/x
3. Step 3: Cross multiply
   77,654.58x = 116,459.34 × 30,259.10
4. Step 4: Simplify right side
   77,654.58x = 3,523,954,992.67
5. Step 5: Solve for x
   x = 3,523,954,992.67/77,654.58
6. Step 6: Final answer
   x = 45,379.87