Finding the Fourth Proportional to 77,162.18, 106,488.74 and 43,174.58

Step by Step Solution

1. Step 1: Write the proportion equation
   77,162.18 : 106,488.74 = 43,174.58 : x
2. Step 2: Convert to fraction form
   77,162.18/106,488.74 = 43,174.58/x
3. Step 3: Cross multiply
   77,162.18x = 106,488.74 × 43,174.58
4. Step 4: Simplify right side
   77,162.18x = 4,597,606,199.72
5. Step 5: Solve for x
   x = 4,597,606,199.72/77,162.18
6. Step 6: Final answer
   x = 59,583.68