Finding the Third Proportional to 15,200,637,139 and 32,688,917,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,200,637,139 : 32,688,917,896.50 = 32,688,917,896.50 : x
2. Step 2: Convert to fraction form
   15,200,637,139/32,688,917,896.50 = 32,688,917,896.50/x
3. Step 3: Cross multiply
   15,200,637,139x = 32,688,917,896.50 × 32,688,917,896.50
4. Step 4: Simplify right side
   15,200,637,139x = 1,068,565,353,244,117,958,656
5. Step 5: Solve for x
   x = 1,068,565,353,244,117,958,656/15,200,637,139
6. Step 6: Final answer
   x = 70,297,405,527.99