Finding the Fourth Proportional to 2,484,142,709.88, 3,725,819,179.98 and 825,912,070.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484,142,709.88 : 3,725,819,179.98 = 825,912,070.68 : x
2. Step 2: Convert to fraction form
   2,484,142,709.88/3,725,819,179.98 = 825,912,070.68/x
3. Step 3: Cross multiply
   2,484,142,709.88x = 3,725,819,179.98 × 825,912,070.68
4. Step 4: Simplify right side
   2,484,142,709.88x = 3,077,199,033,916,541,440
5. Step 5: Solve for x
   x = 3,077,199,033,916,541,440/2,484,142,709.88
6. Step 6: Final answer
   x = 1,238,736,817.20