Finding the Fourth Proportional to 83,627.86, 115,460.49 and 51,830.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,627.86 : 115,460.49 = 51,830.50 : x
2. Step 2: Convert to fraction form
   83,627.86/115,460.49 = 51,830.50/x
3. Step 3: Cross multiply
   83,627.86x = 115,460.49 × 51,830.50
4. Step 4: Simplify right side
   83,627.86x = 5,984,374,926.95
5. Step 5: Solve for x
   x = 5,984,374,926.95/83,627.86
6. Step 6: Final answer
   x = 71,559.58