Finding the Fourth Proportional to 76,163,411.76, 105,108,521.94 and 42,673,179.72

Step by Step Solution

1. Step 1: Write the proportion equation
   76,163,411.76 : 105,108,521.94 = 42,673,179.72 : x
2. Step 2: Convert to fraction form
   76,163,411.76/105,108,521.94 = 42,673,179.72/x
3. Step 3: Cross multiply
   76,163,411.76x = 105,108,521.94 × 42,673,179.72
4. Step 4: Simplify right side
   76,163,411.76x = 4,485,314,846,849,183
5. Step 5: Solve for x
   x = 4,485,314,846,849,183/76,163,411.76
6. Step 6: Final answer
   x = 58,890,676.55