Finding the Fourth Proportional to 72,162,457.92, 99,598,659.16 and 42,810,082.92

Step by Step Solution

1. Step 1: Write the proportion equation
   72,162,457.92 : 99,598,659.16 = 42,810,082.92 : x
2. Step 2: Convert to fraction form
   72,162,457.92/99,598,659.16 = 42,810,082.92/x
3. Step 3: Cross multiply
   72,162,457.92x = 99,598,659.16 × 42,810,082.92
4. Step 4: Simplify right side
   72,162,457.92x = 4,263,826,857,360,417.50
5. Step 5: Solve for x
   x = 4,263,826,857,360,417.50/72,162,457.92
6. Step 6: Final answer
   x = 59,086,497.05