Finding the Fourth Proportional to 60,875, 91,173.96 and 42,069.84

Step by Step Solution

1. Step 1: Write the proportion equation
   60,875 : 91,173.96 = 42,069.84 : x
2. Step 2: Convert to fraction form
   60,875/91,173.96 = 42,069.84/x
3. Step 3: Cross multiply
   60,875x = 91,173.96 × 42,069.84
4. Step 4: Simplify right side
   60,875x = 3,835,673,909.37
5. Step 5: Solve for x
   x = 3,835,673,909.37/60,875
6. Step 6: Final answer
   x = 63,009.02