Finding the Fourth Proportional to 424,036,061.94, 636,062,063.83 and 132,896,738.91

Step by Step Solution

1. Step 1: Write the proportion equation
   424,036,061.94 : 636,062,063.83 = 132,896,738.91 : x
2. Step 2: Convert to fraction form
   424,036,061.94/636,062,063.83 = 132,896,738.91/x
3. Step 3: Cross multiply
   424,036,061.94x = 636,062,063.83 × 132,896,738.91
4. Step 4: Simplify right side
   424,036,061.94x = 84,530,574,027,371,264
5. Step 5: Solve for x
   x = 84,530,574,027,371,264/424,036,061.94
6. Step 6: Final answer
   x = 199,347,606.52