Finding the Fourth Proportional to 69,979,673.88, 96,571,991.52 and 39,039,843.18

Step by Step Solution

1. Step 1: Write the proportion equation
   69,979,673.88 : 96,571,991.52 = 39,039,843.18 : x
2. Step 2: Convert to fraction form
   69,979,673.88/96,571,991.52 = 39,039,843.18/x
3. Step 3: Cross multiply
   69,979,673.88x = 96,571,991.52 × 39,039,843.18
4. Step 4: Simplify right side
   69,979,673.88x = 3,770,155,404,521,089.50
5. Step 5: Solve for x
   x = 3,770,155,404,521,089.50/69,979,673.88
6. Step 6: Final answer
   x = 53,875,006.78