Finding the Fourth Proportional to 109,612,360.53, 164,369,398.71 and 65,317,536.45

Step by Step Solution

1. Step 1: Write the proportion equation
   109,612,360.53 : 164,369,398.71 = 65,317,536.45 : x
2. Step 2: Convert to fraction form
   109,612,360.53/164,369,398.71 = 65,317,536.45/x
3. Step 3: Cross multiply
   109,612,360.53x = 164,369,398.71 × 65,317,536.45
4. Step 4: Simplify right side
   109,612,360.53x = 10,736,204,191,178,422
5. Step 5: Solve for x
   x = 10,736,204,191,178,422/109,612,360.53
6. Step 6: Final answer
   x = 97,947,021.11