Finding the Third Proportional to 455,553,824.63 and 680,345,527.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,553,824.63 : 680,345,527.50 = 680,345,527.50 : x
2. Step 2: Convert to fraction form
   455,553,824.63/680,345,527.50 = 680,345,527.50/x
3. Step 3: Cross multiply
   455,553,824.63x = 680,345,527.50 × 680,345,527.50
4. Step 4: Simplify right side
   455,553,824.63x = 462,870,036,789,253,248
5. Step 5: Solve for x
   x = 462,870,036,789,253,248/455,553,824.63
6. Step 6: Final answer
   x = 1,016,060,038.94