Finding the Third Proportional to 98,075,470 and 208,105,903

Step by Step Solution

1. Step 1: Write the proportion equation
   98,075,470 : 208,105,903 = 208,105,903 : x
2. Step 2: Convert to fraction form
   98,075,470/208,105,903 = 208,105,903/x
3. Step 3: Cross multiply
   98,075,470x = 208,105,903 × 208,105,903
4. Step 4: Simplify right side
   98,075,470x = 43,308,066,863,445,408
5. Step 5: Solve for x
   x = 43,308,066,863,445,408/98,075,470
6. Step 6: Final answer
   x = 441,578,988.75