Finding the Third Proportional to 109,078,557 and 164,748,984

Step by Step Solution

1. Step 1: Write the proportion equation
   109,078,557 : 164,748,984 = 164,748,984 : x
2. Step 2: Convert to fraction form
   109,078,557/164,748,984 = 164,748,984/x
3. Step 3: Cross multiply
   109,078,557x = 164,748,984 × 164,748,984
4. Step 4: Simplify right side
   109,078,557x = 27,142,227,729,032,256
5. Step 5: Solve for x
   x = 27,142,227,729,032,256/109,078,557
6. Step 6: Final answer
   x = 248,831,928.80