Finding the Third Proportional to 109,090,737,888 and 254,885,187,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,090,737,888 : 254,885,187,373.50 = 254,885,187,373.50 : x
2. Step 2: Convert to fraction form
   109,090,737,888/254,885,187,373.50 = 254,885,187,373.50/x
3. Step 3: Cross multiply
   109,090,737,888x = 254,885,187,373.50 × 254,885,187,373.50
4. Step 4: Simplify right side
   109,090,737,888x = 64,966,458,742,424,205,262,848
5. Step 5: Solve for x
   x = 64,966,458,742,424,205,262,848/109,090,737,888
6. Step 6: Final answer
   x = 595,526,806,401.50