Finding the Fourth Proportional to 119,699,406.27, 165,185,106 and 64,695,262.77

Step by Step Solution

1. Step 1: Write the proportion equation
   119,699,406.27 : 165,185,106 = 64,695,262.77 : x
2. Step 2: Convert to fraction form
   119,699,406.27/165,185,106 = 64,695,262.77/x
3. Step 3: Cross multiply
   119,699,406.27x = 165,185,106 × 64,695,262.77
4. Step 4: Simplify right side
   119,699,406.27x = 10,686,693,838,360,304
5. Step 5: Solve for x
   x = 10,686,693,838,360,304/119,699,406.27
6. Step 6: Final answer
   x = 89,279,422.27