Finding the Third Proportional to 17,955,688 and 27,859,830

Step by Step Solution

1. Step 1: Write the proportion equation
   17,955,688 : 27,859,830 = 27,859,830 : x
2. Step 2: Convert to fraction form
   17,955,688/27,859,830 = 27,859,830/x
3. Step 3: Cross multiply
   17,955,688x = 27,859,830 × 27,859,830
4. Step 4: Simplify right side
   17,955,688x = 776,170,127,628,900
5. Step 5: Solve for x
   x = 776,170,127,628,900/17,955,688
6. Step 6: Final answer
   x = 43,226,977.86