Finding the Third Proportional to 17,856,620,499 and 29,402,808,988.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,856,620,499 : 29,402,808,988.50 = 29,402,808,988.50 : x
2. Step 2: Convert to fraction form
   17,856,620,499/29,402,808,988.50 = 29,402,808,988.50/x
3. Step 3: Cross multiply
   17,856,620,499x = 29,402,808,988.50 × 29,402,808,988.50
4. Step 4: Simplify right side
   17,856,620,499x = 864,525,176,414,216,388,608
5. Step 5: Solve for x
   x = 864,525,176,414,216,388,608/17,856,620,499
6. Step 6: Final answer
   x = 48,414,826,112.40