Finding the Third Proportional to 15,890,688,468 and 34,062,886,323

Step by Step Solution

1. Step 1: Write the proportion equation
   15,890,688,468 : 34,062,886,323 = 34,062,886,323 : x
2. Step 2: Convert to fraction form
   15,890,688,468/34,062,886,323 = 34,062,886,323/x
3. Step 3: Cross multiply
   15,890,688,468x = 34,062,886,323 × 34,062,886,323
4. Step 4: Simplify right side
   15,890,688,468x = 1,160,280,224,653,620,412,416
5. Step 5: Solve for x
   x = 1,160,280,224,653,620,412,416/15,890,688,468
6. Step 6: Final answer
   x = 73,016,359,674.42