Finding the Third Proportional to 118,798,016 and 189,032,880

Step by Step Solution

1. Step 1: Write the proportion equation
   118,798,016 : 189,032,880 = 189,032,880 : x
2. Step 2: Convert to fraction form
   118,798,016/189,032,880 = 189,032,880/x
3. Step 3: Cross multiply
   118,798,016x = 189,032,880 × 189,032,880
4. Step 4: Simplify right side
   118,798,016x = 35,733,429,721,094,400
5. Step 5: Solve for x
   x = 35,733,429,721,094,400/118,798,016
6. Step 6: Final answer
   x = 300,791,468.78