Finding the Fourth Proportional to 53,298,045.72, 73,551,810.18 and 31,271,919.90

Step by Step Solution

1. Step 1: Write the proportion equation
   53,298,045.72 : 73,551,810.18 = 31,271,919.90 : x
2. Step 2: Convert to fraction form
   53,298,045.72/73,551,810.18 = 31,271,919.90/x
3. Step 3: Cross multiply
   53,298,045.72x = 73,551,810.18 × 31,271,919.90
4. Step 4: Simplify right side
   53,298,045.72x = 2,300,106,316,448,964.50
5. Step 5: Solve for x
   x = 2,300,106,316,448,964.50/53,298,045.72
6. Step 6: Final answer
   x = 43,155,546.99