Finding the Fourth Proportional to 69,719, 96,212.83 and 37,887.90

Step by Step Solution

1. Step 1: Write the proportion equation
   69,719 : 96,212.83 = 37,887.90 : x
2. Step 2: Convert to fraction form
   69,719/96,212.83 = 37,887.90/x
3. Step 3: Cross multiply
   69,719x = 96,212.83 × 37,887.90
4. Step 4: Simplify right side
   69,719x = 3,645,302,081.76
5. Step 5: Solve for x
   x = 3,645,302,081.76/69,719
6. Step 6: Final answer
   x = 52,285.63