Finding the Third Proportional to 46,139,234 and 108,916,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,139,234 : 108,916,072.50 = 108,916,072.50 : x
2. Step 2: Convert to fraction form
   46,139,234/108,916,072.50 = 108,916,072.50/x
3. Step 3: Cross multiply
   46,139,234x = 108,916,072.50 × 108,916,072.50
4. Step 4: Simplify right side
   46,139,234x = 11,862,710,848,825,256
5. Step 5: Solve for x
   x = 11,862,710,848,825,256/46,139,234
6. Step 6: Final answer
   x = 257,106,800.88