Finding the Fourth Proportional to 173,648,875.10, 260,249,363.85 and 133,058,155.10

Step by Step Solution

1. Step 1: Write the proportion equation
   173,648,875.10 : 260,249,363.85 = 133,058,155.10 : x
2. Step 2: Convert to fraction form
   173,648,875.10/260,249,363.85 = 133,058,155.10/x
3. Step 3: Cross multiply
   173,648,875.10x = 260,249,363.85 × 133,058,155.10
4. Step 4: Simplify right side
   173,648,875.10x = 34,628,300,219,829,632
5. Step 5: Solve for x
   x = 34,628,300,219,829,632/173,648,875.10
6. Step 6: Final answer
   x = 199,415,632.26