Finding the Fourth Proportional to 77,401, 106,823.46 and 45,572.84

Step by Step Solution

1. Step 1: Write the proportion equation
   77,401 : 106,823.46 = 45,572.84 : x
2. Step 2: Convert to fraction form
   77,401/106,823.46 = 45,572.84/x
3. Step 3: Cross multiply
   77,401x = 106,823.46 × 45,572.84
4. Step 4: Simplify right side
   77,401x = 4,868,248,450.83
5. Step 5: Solve for x
   x = 4,868,248,450.83/77,401
6. Step 6: Final answer
   x = 62,896.45