Finding the Third Proportional to 19,994,724,248 and 42,998,585,536

Step by Step Solution

1. Step 1: Write the proportion equation
   19,994,724,248 : 42,998,585,536 = 42,998,585,536 : x
2. Step 2: Convert to fraction form
   19,994,724,248/42,998,585,536 = 42,998,585,536/x
3. Step 3: Cross multiply
   19,994,724,248x = 42,998,585,536 × 42,998,585,536
4. Step 4: Simplify right side
   19,994,724,248x = 1,848,878,358,096,708,370,432
5. Step 5: Solve for x
   x = 1,848,878,358,096,708,370,432/19,994,724,248
6. Step 6: Final answer
   x = 92,468,309,898.38