Finding the Third Proportional to 39,359,479.50 and 85,409,300.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,359,479.50 : 85,409,300.25 = 85,409,300.25 : x
2. Step 2: Convert to fraction form
   39,359,479.50/85,409,300.25 = 85,409,300.25/x
3. Step 3: Cross multiply
   39,359,479.50x = 85,409,300.25 × 85,409,300.25
4. Step 4: Simplify right side
   39,359,479.50x = 7,294,748,569,194,650
5. Step 5: Solve for x
   x = 7,294,748,569,194,650/39,359,479.50
6. Step 6: Final answer
   x = 185,336,510.08