Finding the Third Proportional to 27,659,213,685 and 59,513,456,407.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,659,213,685 : 59,513,456,407.50 = 59,513,456,407.50 : x
2. Step 2: Convert to fraction form
   27,659,213,685/59,513,456,407.50 = 59,513,456,407.50/x
3. Step 3: Cross multiply
   27,659,213,685x = 59,513,456,407.50 × 59,513,456,407.50
4. Step 4: Simplify right side
   27,659,213,685x = 3,541,851,493,567,402,868,736
5. Step 5: Solve for x
   x = 3,541,851,493,567,402,868,736/27,659,213,685
6. Step 6: Final answer
   x = 128,053,224,285.56