Finding the Fourth Proportional to 173,260,561.75, 259,888,393.59 and 42,103,801.29

Step by Step Solution

1. Step 1: Write the proportion equation
   173,260,561.75 : 259,888,393.59 = 42,103,801.29 : x
2. Step 2: Convert to fraction form
   173,260,561.75/259,888,393.59 = 42,103,801.29/x
3. Step 3: Cross multiply
   173,260,561.75x = 259,888,393.59 × 42,103,801.29
4. Step 4: Simplify right side
   173,260,561.75x = 10,942,289,281,290,670
5. Step 5: Solve for x
   x = 10,942,289,281,290,670/173,260,561.75
6. Step 6: Final answer
   x = 63,155,106.80