Finding the Fourth Proportional to 2,140,208,061.74, 3,209,541,872.21 and 740,812,109.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,208,061.74 : 3,209,541,872.21 = 740,812,109.30 : x
2. Step 2: Convert to fraction form
   2,140,208,061.74/3,209,541,872.21 = 740,812,109.30/x
3. Step 3: Cross multiply
   2,140,208,061.74x = 3,209,541,872.21 × 740,812,109.30
4. Step 4: Simplify right side
   2,140,208,061.74x = 2,377,667,484,238,561,280
5. Step 5: Solve for x
   x = 2,377,667,484,238,561,280/2,140,208,061.74
6. Step 6: Final answer
   x = 1,110,951,559.68