Finding the Fourth Proportional to 59,451,279.26, 89,155,516.35 and 20,579,169.47

Step by Step Solution

1. Step 1: Write the proportion equation
   59,451,279.26 : 89,155,516.35 = 20,579,169.47 : x
2. Step 2: Convert to fraction form
   59,451,279.26/89,155,516.35 = 20,579,169.47/x
3. Step 3: Cross multiply
   59,451,279.26x = 89,155,516.35 × 20,579,169.47
4. Step 4: Simplify right side
   59,451,279.26x = 1,834,746,480,152,005.50
5. Step 5: Solve for x
   x = 1,834,746,480,152,005.50/59,451,279.26
6. Step 6: Final answer
   x = 30,861,345.68