Finding the Fourth Proportional to 47,017.67, 64,828.84 and 38,488.37

Step by Step Solution

1. Step 1: Write the proportion equation
   47,017.67 : 64,828.84 = 38,488.37 : x
2. Step 2: Convert to fraction form
   47,017.67/64,828.84 = 38,488.37/x
3. Step 3: Cross multiply
   47,017.67x = 64,828.84 × 38,488.37
4. Step 4: Simplify right side
   47,017.67x = 2,495,156,380.59
5. Step 5: Solve for x
   x = 2,495,156,380.59/47,017.67
6. Step 6: Final answer
   x = 53,068.48