Finding the Third Proportional to 53,140,132,258 and 117,111,915,887

Step by Step Solution

1. Step 1: Write the proportion equation
   53,140,132,258 : 117,111,915,887 = 117,111,915,887 : x
2. Step 2: Convert to fraction form
   53,140,132,258/117,111,915,887 = 117,111,915,887/x
3. Step 3: Cross multiply
   53,140,132,258x = 117,111,915,887 × 117,111,915,887
4. Step 4: Simplify right side
   53,140,132,258x = 13,715,200,842,723,762,372,608
5. Step 5: Solve for x
   x = 13,715,200,842,723,762,372,608/53,140,132,258
6. Step 6: Final answer
   x = 258,094,970,033.86