Finding the Fourth Proportional to 191,483.60, 264,158.70 and 123,522.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,483.60 : 264,158.70 = 123,522.50 : x
2. Step 2: Convert to fraction form
   191,483.60/264,158.70 = 123,522.50/x
3. Step 3: Cross multiply
   191,483.60x = 264,158.70 × 123,522.50
4. Step 4: Simplify right side
   191,483.60x = 32,629,541,699.96
5. Step 5: Solve for x
   x = 32,629,541,699.96/191,483.60
6. Step 6: Final answer
   x = 170,403.85