Finding the Fourth Proportional to 65,875.86, 90,885.97 and 37,191.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,875.86 : 90,885.97 = 37,191.94 : x
2. Step 2: Convert to fraction form
   65,875.86/90,885.97 = 37,191.94/x
3. Step 3: Cross multiply
   65,875.86x = 90,885.97 × 37,191.94
4. Step 4: Simplify right side
   65,875.86x = 3,380,225,543.08
5. Step 5: Solve for x
   x = 3,380,225,543.08/65,875.86
6. Step 6: Final answer
   x = 51,312.05