Finding the Third Proportional to 359,943,730.50 and 537,556,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,943,730.50 : 537,556,915.50 = 537,556,915.50 : x
2. Step 2: Convert to fraction form
   359,943,730.50/537,556,915.50 = 537,556,915.50/x
3. Step 3: Cross multiply
   359,943,730.50x = 537,556,915.50 × 537,556,915.50
4. Step 4: Simplify right side
   359,943,730.50x = 288,967,437,401,874,112
5. Step 5: Solve for x
   x = 288,967,437,401,874,112/359,943,730.50
6. Step 6: Final answer
   x = 802,812,809.10