Finding the Third Proportional to 2,345,072.50 and 5,139,047

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345,072.50 : 5,139,047 = 5,139,047 : x
2. Step 2: Convert to fraction form
   2,345,072.50/5,139,047 = 5,139,047/x
3. Step 3: Cross multiply
   2,345,072.50x = 5,139,047 × 5,139,047
4. Step 4: Simplify right side
   2,345,072.50x = 26,409,804,068,209
5. Step 5: Solve for x
   x = 26,409,804,068,209/2,345,072.50
6. Step 6: Final answer
   x = 11,261,828.39