Finding the Fourth Proportional to 2,899,386,300.79, 4,001,040,462.90 and 1,772,243,285.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,899,386,300.79 : 4,001,040,462.90 = 1,772,243,285.86 : x
2. Step 2: Convert to fraction form
   2,899,386,300.79/4,001,040,462.90 = 1,772,243,285.86/x
3. Step 3: Cross multiply
   2,899,386,300.79x = 4,001,040,462.90 × 1,772,243,285.86
4. Step 4: Simplify right side
   2,899,386,300.79x = 7,090,817,096,828,710,912
5. Step 5: Solve for x
   x = 7,090,817,096,828,710,912/2,899,386,300.79
6. Step 6: Final answer
   x = 2,445,626,888.32