Finding the Fourth Proportional to 59,419,584.72, 89,136,036.60 and 53,316,804.88

Step by Step Solution

1. Step 1: Write the proportion equation
   59,419,584.72 : 89,136,036.60 = 53,316,804.88 : x
2. Step 2: Convert to fraction form
   59,419,584.72/89,136,036.60 = 53,316,804.88/x
3. Step 3: Cross multiply
   59,419,584.72x = 89,136,036.60 × 53,316,804.88
4. Step 4: Simplify right side
   59,419,584.72x = 4,752,448,671,178,739
5. Step 5: Solve for x
   x = 4,752,448,671,178,739/59,419,584.72
6. Step 6: Final answer
   x = 79,981,182.86