Finding the Third Proportional to 28,196,096,307 and 42,294,149,490

Step by Step Solution

1. Step 1: Write the proportion equation
   28,196,096,307 : 42,294,149,490 = 42,294,149,490 : x
2. Step 2: Convert to fraction form
   28,196,096,307/42,294,149,490 = 42,294,149,490/x
3. Step 3: Cross multiply
   28,196,096,307x = 42,294,149,490 × 42,294,149,490
4. Step 4: Simplify right side
   28,196,096,307x = 1,788,795,081,082,467,254,272
5. Step 5: Solve for x
   x = 1,788,795,081,082,467,254,272/28,196,096,307
6. Step 6: Final answer
   x = 63,441,231,779.25