Finding the Fourth Proportional to 23,402,902.09, 32,296,956.72 and 12,948,748.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,402,902.09 : 32,296,956.72 = 12,948,748.40 : x
2. Step 2: Convert to fraction form
   23,402,902.09/32,296,956.72 = 12,948,748.40/x
3. Step 3: Cross multiply
   23,402,902.09x = 32,296,956.72 × 12,948,748.40
4. Step 4: Simplify right side
   23,402,902.09x = 418,205,166,652,969.25
5. Step 5: Solve for x
   x = 418,205,166,652,969.25/23,402,902.09
6. Step 6: Final answer
   x = 17,869,799.44