Finding the Fourth Proportional to 208,476,870.01, 287,611,854.29 and 120,308,314.93

Step by Step Solution

1. Step 1: Write the proportion equation
   208,476,870.01 : 287,611,854.29 = 120,308,314.93 : x
2. Step 2: Convert to fraction form
   208,476,870.01/287,611,854.29 = 120,308,314.93/x
3. Step 3: Cross multiply
   208,476,870.01x = 287,611,854.29 × 120,308,314.93
4. Step 4: Simplify right side
   208,476,870.01x = 34,602,097,543,522,596
5. Step 5: Solve for x
   x = 34,602,097,543,522,596/208,476,870.01
6. Step 6: Final answer
   x = 165,975,714.92