Finding the Fourth Proportional to 64,595.61, 89,141.18 and 37,742.22

Step by Step Solution

1. Step 1: Write the proportion equation
   64,595.61 : 89,141.18 = 37,742.22 : x
2. Step 2: Convert to fraction form
   64,595.61/89,141.18 = 37,742.22/x
3. Step 3: Cross multiply
   64,595.61x = 89,141.18 × 37,742.22
4. Step 4: Simplify right side
   64,595.61x = 3,364,385,837.91
5. Step 5: Solve for x
   x = 3,364,385,837.91/64,595.61
6. Step 6: Final answer
   x = 52,083.82