Finding the Third Proportional to 359,835 and 528,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,835 : 528,076.50 = 528,076.50 : x
2. Step 2: Convert to fraction form
   359,835/528,076.50 = 528,076.50/x
3. Step 3: Cross multiply
   359,835x = 528,076.50 × 528,076.50
4. Step 4: Simplify right side
   359,835x = 278,864,789,852.25
5. Step 5: Solve for x
   x = 278,864,789,852.25/359,835
6. Step 6: Final answer
   x = 774,979.62