Finding the Third Proportional to 761,071 and 1,641,128

Step by Step Solution

1. Step 1: Write the proportion equation
   761,071 : 1,641,128 = 1,641,128 : x
2. Step 2: Convert to fraction form
   761,071/1,641,128 = 1,641,128/x
3. Step 3: Cross multiply
   761,071x = 1,641,128 × 1,641,128
4. Step 4: Simplify right side
   761,071x = 2,693,301,112,384
5. Step 5: Solve for x
   x = 2,693,301,112,384/761,071
6. Step 6: Final answer
   x = 3,538,830.30