Finding the Third Proportional to 98,075,472 and 208,105,905

Step by Step Solution

1. Step 1: Write the proportion equation
   98,075,472 : 208,105,905 = 208,105,905 : x
2. Step 2: Convert to fraction form
   98,075,472/208,105,905 = 208,105,905/x
3. Step 3: Cross multiply
   98,075,472x = 208,105,905 × 208,105,905
4. Step 4: Simplify right side
   98,075,472x = 43,308,067,695,869,024
5. Step 5: Solve for x
   x = 43,308,067,695,869,024/98,075,472
6. Step 6: Final answer
   x = 441,578,988.23