Finding the Fourth Proportional to 109,928.87, 164,899.84 and 42,461.42

Step by Step Solution

1. Step 1: Write the proportion equation
   109,928.87 : 164,899.84 = 42,461.42 : x
2. Step 2: Convert to fraction form
   109,928.87/164,899.84 = 42,461.42/x
3. Step 3: Cross multiply
   109,928.87x = 164,899.84 × 42,461.42
4. Step 4: Simplify right side
   109,928.87x = 7,001,881,211.12
5. Step 5: Solve for x
   x = 7,001,881,211.12/109,928.87
6. Step 6: Final answer
   x = 63,694.65