Finding the Fourth Proportional to 173,260,558.76, 259,888,389.18 and 42,103,798.34

Step by Step Solution

1. Step 1: Write the proportion equation
   173,260,558.76 : 259,888,389.18 = 42,103,798.34 : x
2. Step 2: Convert to fraction form
   173,260,558.76/259,888,389.18 = 42,103,798.34/x
3. Step 3: Cross multiply
   173,260,558.76x = 259,888,389.18 × 42,103,798.34
4. Step 4: Simplify right side
   173,260,558.76x = 10,942,288,328,942,160
5. Step 5: Solve for x
   x = 10,942,288,328,942,160/173,260,558.76
6. Step 6: Final answer
   x = 63,155,102.39