Finding the Fourth Proportional to 811,521,758.91, 1,119,805,548.71 and 454,309,096.01

Step by Step Solution

1. Step 1: Write the proportion equation
   811,521,758.91 : 1,119,805,548.71 = 454,309,096.01 : x
2. Step 2: Convert to fraction form
   811,521,758.91/1,119,805,548.71 = 454,309,096.01/x
3. Step 3: Cross multiply
   811,521,758.91x = 1,119,805,548.71 × 454,309,096.01
4. Step 4: Simplify right side
   811,521,758.91x = 508,737,846,536,095,616
5. Step 5: Solve for x
   x = 508,737,846,536,095,616/811,521,758.91
6. Step 6: Final answer
   x = 626,893,661.13