Finding the Third Proportional to 428,587,480 and 930,238,256

Step by Step Solution

1. Step 1: Write the proportion equation
   428,587,480 : 930,238,256 = 930,238,256 : x
2. Step 2: Convert to fraction form
   428,587,480/930,238,256 = 930,238,256/x
3. Step 3: Cross multiply
   428,587,480x = 930,238,256 × 930,238,256
4. Step 4: Simplify right side
   428,587,480x = 865,343,212,925,921,536
5. Step 5: Solve for x
   x = 865,343,212,925,921,536/428,587,480
6. Step 6: Final answer
   x = 2,019,058,543.02