Finding the Fourth Proportional to 70,522.50, 105,779.84 and 51,566.56

Step by Step Solution

1. Step 1: Write the proportion equation
   70,522.50 : 105,779.84 = 51,566.56 : x
2. Step 2: Convert to fraction form
   70,522.50/105,779.84 = 51,566.56/x
3. Step 3: Cross multiply
   70,522.50x = 105,779.84 × 51,566.56
4. Step 4: Simplify right side
   70,522.50x = 5,454,702,466.15
5. Step 5: Solve for x
   x = 5,454,702,466.15/70,522.50
6. Step 6: Final answer
   x = 77,346.98