Finding the Fourth Proportional to 77,008.50, 106,271.73 and 43,474.50

Step by Step Solution

1. Step 1: Write the proportion equation
   77,008.50 : 106,271.73 = 43,474.50 : x
2. Step 2: Convert to fraction form
   77,008.50/106,271.73 = 43,474.50/x
3. Step 3: Cross multiply
   77,008.50x = 106,271.73 × 43,474.50
4. Step 4: Simplify right side
   77,008.50x = 4,620,110,325.89
5. Step 5: Solve for x
   x = 4,620,110,325.89/77,008.50
6. Step 6: Final answer
   x = 59,994.81