Finding the Third Proportional to 17,523,813,780 and 37,704,766,585.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,523,813,780 : 37,704,766,585.50 = 37,704,766,585.50 : x
2. Step 2: Convert to fraction form
   17,523,813,780/37,704,766,585.50 = 37,704,766,585.50/x
3. Step 3: Cross multiply
   17,523,813,780x = 37,704,766,585.50 × 37,704,766,585.50
4. Step 4: Simplify right side
   17,523,813,780x = 1,421,649,423,267,037,446,144
5. Step 5: Solve for x
   x = 1,421,649,423,267,037,446,144/17,523,813,780
6. Step 6: Final answer
   x = 81,126,713,688.86